#include<bits/stdc++.h>
#define MAX 1000010
using namespace std;
int T,n,a[MAX],c[MAX];
int main(){
    //freopen("color.in","r",stdin);
    //freopen("color.out","w",stdout);
    scanf("%d",&T);
    while(T--){
        scanf("%d",&n);
        for(int i=0;i<n;i++){
            scanf("%d",&a[i]);
        }
    }
    //fclose(stdin);
    //fclose(stdout);
    return 0;
}
